World's Wetlands and Drought Studies (IMAGE) University of Adelaide Caption Global distribution of wetland drought studies assessed in this review. Wetland distribution is in green and sites where drought studies were recorded and reviewed are marked as a 'x'. Credit Earth-Science Reviews Usage Restrictions for use with this story only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.